Sunmaster Full Nova 600W HPS/MH Convertible UniversalSUNMASTER Full Nova Grow Lamps emit full spectrum light around 6000° Kelvin, imitating the natural look of daylight. The most full-rounded spectrum output lamp.
SUNMASTER Full Nova Metal Halide Lamps is the best in one lamp: the most objective measurement of total light energy available for photosynthesis. Optimized for use on electronic ballasts.
SUNMASTER Full Nova 6000K Lamps ... — Ships from HF: OR, CA, CO, MI, PA USA....more info.

1000w Blue Ice U Conversion LampA Metal Halide Lamp you can burn in a High Pressure Sodium Ballast. May be burned in any position.Manufacture Code: LM.1000W.U37.5.5KInitial Lumens: 100,000Sunmaster is the leader in Metal Halide lamp technology. Sunmaster designed this high tech lamp exclusively for the plant growth industry. People using High Pressure Sodium have seen poor growth during the grow stage of plant li... — Ships from Portland, Oregon USA....more info.

250w 4K Metal Halide Lamp (Universal Burn).250 watt VENTURE 4K standard lamp. Universal burning position. Glass envelope clear. Glass jacket design may vary from thumbnail picture. Manufacturer's Code: 63052 The High Intensity Discharge metal halide grow lamps from Venture originally were and still are used for street and warehouse lighting. They have been selected for use in horticulture applications because of the light s... — Ships from Portland, Oregon USA....more info.